SAT vocabulary
Refine
to remove impurities or unwanted elements from (a substance), typically as part of an industrial process; to improve (something) by making small changes, in particular to make it more subtle, accurate, or sophisticated.
Example
"She spent months trying to refine her technique to achieve perfection in her pottery."
Etymology
From Old French 'refiner', from 're-' (again) + 'finer' (to finish, perfect).
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